Replace the SERIALNUMBER with your actual VLK. The PASSPHRASE=IGNORED flag tells the installer to skip consumer registration prompts.
Troubleshoot activation | Acrobat subscription - Adobe Help Center adobe acrobat reader activation cmd install
Adobe has intentionally conflated "installation" with "activation." A CMD script cannot fully activate the free tier's advanced features without user intervention. The lack of a dedicated, documented /activateReaderFree switch is a deliberate dark pattern to push users toward the paid Acrobat Pro web service. Replace the SERIALNUMBER with your actual VLK